Finding the Fourth Proportional to 12,973.96, 19,459.30 and 3,614.68

Step by Step Solution

1. Step 1: Write the proportion equation
   12,973.96 : 19,459.30 = 3,614.68 : x
2. Step 2: Convert to fraction form
   12,973.96/19,459.30 = 3,614.68/x
3. Step 3: Cross multiply
   12,973.96x = 19,459.30 × 3,614.68
4. Step 4: Simplify right side
   12,973.96x = 70,339,142.52
5. Step 5: Solve for x
   x = 70,339,142.52/12,973.96
6. Step 6: Final answer
   x = 5,421.56